135340 has 24 divisors (see below), whose sum is σ = 291312. Its totient is φ = 52800.

The previous prime is 135329. The next prime is 135347. The reversal of 135340 is 43531.

It is a plaindrome in base 9.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (135347) by changing a digit.

135340 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1290 + ... + 1390.

It is an arithmetic number, because the mean of its divisors is an integer number (12138).

2¹³⁵³⁴⁰ is an apocalyptic number.

135340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135340 is an abundant number, since it is smaller than the sum of its proper divisors (155972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135340 is a wasteful number, since it uses less digits than its factorization.

135340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 135340 is about 367.8858518617. The cubic root of 135340 is about 51.3423083575.

Adding to 135340 its reverse (43531), we get a palindrome (178871).

Subtracting from 135340 its reverse (43531), we obtain a square (91809 = 303²).

The spelling of 135340 in words is "one hundred thirty-five thousand, three hundred forty".